Sealed gas burner



FIG. 1 is a perspective view of a sealed gas burner showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a top plan view thereof; and,

FIG. 4 is a rear elevational view thereof.

The undisclosed bottom is plain and unornamented. 

The ornamental design for a sealed gas burner, as shown and described. 